yer man, If the currents moving the same way as the wind, It takes some power out of your kite, it can totally kill a session at peak flow. When its onshore it doesn't make as much difference.
If u really wanna save ur wetsuit u need some denim shorts. Surf shorts will do f all http://www.denimology.com/2011/04/jean-pants-1-thumb-466x233-65854.jpg
Its pretty simple mick right hand forward has right of way. Hav u been abused by a best rider in the pas? Like moose says i normally just go downwind, the only problem is when u both go downwind then u end up doing that weird dance not noing whos going where.
Yer its just meant to be meters not cm, but im pretty sure the line lengths would be the same on that bar. I think he may hav a 2009 or 10 bar, both hav different length lines as they are both high y's